Answer
Jun 14, 2026 - 06:32 AM
Yes, light, especially ultraviolet (UV) light, can affect epoxy. Prolonged exposure to sunlight can cause epoxy to yellow, degrade, or lose its clarity and strength over time. Using UV-resistant epoxy or applying a protective topcoat can help prevent this damage. Using a UV proof coating such as a Polyaspartic is necessary for outdoor epoxy applications
